Hinge base



FIG. 1 is a front right isometric view of the hinge base of the invention.

FIG. 2 is a top view of the hinge base of FIG. 1.

FIG. 3 is a left side view of the hinge base of FIG. 1.

FIG. 4 is a bottom view of the hinge base of FIG. 1.

FIG. 5 is a rear view of the hinge base of FIG. 1; and,

FIG. 6 is a rear view of the hinge base of FIG. 1.

The right side view of the hinge base is a mirror image of FIG. 3.

The features shown in dashed lines form no part of the design and are not claimed. 

CLAIM The ornamental design for hinge base, as shown and described. 